View Compilation Error

30766_0_29708.c: In function `main':
30766_0_29708.c:10: error: `_int64' undeclared (first use in this function)
30766_0_29708.c:10: error: (Each undeclared identifier is reported only once
30766_0_29708.c:10: error: for each function it appears in.)
30766_0_29708.c:10: error: syntax error before "total"
30766_0_29708.c:15: error: `total' undeclared (first use in this function)
30766_0_29708.c:16: error: `max' undeclared (first use in this function)